Ok, LEGENDS #3 was my first comic book ever when I was a kid. I bought all 6 and kept collecting the humorous JUSTICE LEAGUE afterwards. The following Batman is how he appeared throughout LEGENDS (even though I pictured him with a Justice League comic), and in my opinion looks amazing in the Super Powers collection:

Changeling: a crow that came with BTAS Scarecrow. Perfect for how he appears in LEGENDS (even on the very cover of the book in the following photo):

General Eiling: head is cast of the infamous, loveable, helpful, professional, uber-talented GLASSMAN.